55964608 has 56 divisors (see below), whose sum is σ = 129369312. Its totient is φ = 23522304.

The previous prime is 55964599. The next prime is 55964611. The reversal of 55964608 is 80646955.

It is a tau number, because it is divible by the number of its divisors (56).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22566 + ... + 24922.

Almost surely, 2^55964608 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55964608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64684656).

55964608 is an abundant number, since it is smaller than the sum of its proper divisors (73404704).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55964608 is a wasteful number, since it uses less digits than its factorization.

55964608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2429 (or 2419 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 43.

The square root of 55964608 is about 7480.9496723344. The cubic root of 55964608 is about 382.5056214020.

The spelling of 55964608 in words is "fifty-five million, nine hundred sixty-four thousand, six hundred eight".